Blar i NIVA Open Access Archive på forfatter "Bryntesen, Tina"

Formation and availability of methylmercury in mercury-contaminated sediment: effects of activated carbon and biochar amendments

Sørmo, Erlend; Silvani, Ludovica; Braaten, Hans Fredrik Veiteberg; Bryntesen, Tina; Eek, Espen; Cornelissen, Gerard (Peer reviewed; Journal article, 2022)

Purpose As the formation of toxic and bioaccumulative methylmercury (MeHg) in Hg-contaminated sediments is of great concern worldwide, suitable remediation options are needed. Activated carbon (AC) amendment is a contested ...

The impact of the spring 2020 snowmelt floods on physicochemical conditions in three Norwegian river-fjord-coastal systems

Poste, Amanda; Kaste, Øyvind; Frigstad, Helene; de Wit, Heleen; Harvey, Therese; Valestrand, Louise; Deininger, Anne; Bryntesen, Tina; Delpech, Lisa-Marie; Christensen, Guttorm (NIVA-rapport;7651, Research report, 2021)

Due to very high snow accumulation in the winter of 2019/2020, the Norwegian Water Resources and Energy Directorate (NVE) in late May 2020 issued flood forecasts predicting extremely high flood risk for parts of northern ...

Intercomparison 2034: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Tot-P, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn

Gundersen, Cathrine Brecke; Bryntesen, Tina (NIVA-rapport;7621, Research report, 2021)

Twenty-one laboratories from 13 countries accepted the invitation to join the ICP Waters chemical intercomparison and successfully reported results. The lower number of participants this year likely resulted from the global ...

Intercomparison 2135: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Tot-P, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn

Bryntesen, Tina (NIVA-rapport;7681, Research report, 2021)

Thirty-two laboratories from 17 countries accepted the invitation to join the ICP Waters chemical intercomparison and thirty of these successfully reported their results. Two sets of samples were prepared and successfully ...

Intercomparison 2236: pH, Conductivity, Alkalinity, NO3-N, Cl, SO3, Ca, Mg, Na, K, TOC, Tot-P, Tot-N, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn.

Bryntesen, Tina (NIVA-rapport;7792-2022, Research report, 2022)

Twenty-six laboratories from 15 countries accepted the invitation to join the ICP Waters chemical intercomparison and twenty-three of these successfully reported their results. Two sets of samples were prepared and distributed ...

Intercomparison 2337: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Tot-P, Tot-N, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn.

Bryntesen, Tina (NIVA-rapport;7918-2023, Research report, 2023)

Twenty laboratories from fifteen countries accepted the invitation to join the ICP Waters chemical intercomparison. Two sets of samples were prepared and distributed to the participants: one for the determination of ions ...